Dog toy having a removable/replaceable ball



FIG. 1 is a top, front and left perspective view of a dog toy having a removable/replaceable ball showing my new design;

FIG. 2 is a top plan view of FIG. 1;

FIG. 3 is a side view thereof with any other side view being a identical thereof; and,

FIG. 4 is a bottom view thereof. 

The ornamental design for a dog toy having a removable/replaceable ball, as shown and described. 